Accepts P-Metric and Inches
395/85-20 | 345/85-20 | Difference | |
---|---|---|---|
Diameter inches (mm) | 46.44 (1179.5) | 43.09 (1094.5) | -3.35 (-85) -7.2% |
Width inches (mm) | 15.55 (395) | 13.58 (345) | -1.97 (-50) -12.7% |
Circum. inches (mm) | 145.89 (3705.51) | 135.37 (3438.47) | -10.51 (-267.04) -7.2% |
Sidewall Height inches (mm) | 13.22 (335.75) | 11.55 (293.25) | -1.67 (-42.5) -12.7% |
Revolutions per mile (km) | 434.31 (269.87) | 468.04 (290.83) | 33.73 (20.96) 7.8% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 18.56 mph (29.87 km/h) |
25 mph (40.23 km/h) | 23.2 mph (37.33 km/h) |
30 mph (48.28 km/h) | 27.84 mph (44.8 km/h) |
35 mph (56.33 km/h) | 32.48 mph (52.27 km/h) |
40 mph (64.37 km/h) | 37.12 mph (59.73 km/h) |
45 mph (72.42 km/h) | 41.76 mph (67.2 km/h) |
50 mph (80.47 km/h) | 46.4 mph (74.67 km/h) |
55 mph (88.51 km/h) | 51.04 mph (82.14 km/h) |
60 mph (96.56 km/h) | 55.68 mph (89.6 km/h) |
65 mph (104.61 km/h) | 60.32 mph (97.07 km/h) |
70 mph (112.65 km/h) | 64.96 mph (104.54 km/h) |
75 mph (120.7 km/h) | 69.6 mph (112 km/h) |
80 mph (128.75 km/h) | 74.23 mph (119.47 km/h) |
85 mph (136.79 km/h) | 78.87 mph (126.94 km/h) |
90 mph (144.84 km/h) | 83.51 mph (134.4 km/h) |
95 mph (152.89 km/h) | 88.15 mph (141.87 km/h) |
100 mph (160.93 km/h) | 92.79 mph (149.34 km/h) |
2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1191 | 1384 | 1490 | 1556 | 1627 | 1678 | 1733 | 1799 | 1891 | 1982 | 2083 | 2164 | 2311 | 2473 | 2600 | 2681 | 2727 | 2894 | 3127 | 3634 |
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